* Special:Recentchangeslinked will now include upload log entries
* (bug 41281) Fixed ugly output if file size could not be extracted for multi-page media.
* (bug 50315) list=logevents API module will now output log entries by anonymous users.
+* (bug 38911) Handle headers with rowspan in jquery.tablesorter
=== API changes in 1.22 ===
* (bug 25553) The JSON output formatter now leaves forward slashes unescaped